Staff / Principal Data Scientist
Relocation
Job Description
Salary up to €115,000
Location: Braunschweig
One of the largest clothing retailers in Europe is hiring a Staff / Principal Data Scientist to join their growing team. With 1,000+ stores across Europe and Asia and over €4 billion in annual revenue, this brand is combining fashion with cutting-edge data science and they’re looking for someone to lead the way.
The Position:
- Drive high-impact machine learning use cases across assortment planning, demand forecasting, and markdown optimisation
- Own complex, business-critical data science projects end-to-end, from stakeholder discovery to deployment
- Build and deploy predictive models using Python, Spark, and modern ML frameworks (e.g., PyTorch, scikit-learn)
- Collaborate with data engineering and business teams to develop scalable, production-ready solutions
- Act as a role model and hands-on contributor, mentoring junior data scientists and reviewing code
- Present insights to senior stakeholders and influence strategic decision-making
- Help shape the long-term ML and AI strategy across the retail business
- 7+ years of data science or ML experience, ideally in retail, fashion, or e-commerce
- Advanced knowledge of Python, SQL, and big data tech like Spark
- Experience with frameworks like scikit-learn, PyTorch, SparkML
- Strong communicator, confident presenting to large groups (50–100 stakeholders)
- Proven experience leading projects and collaborating with cross-functional teams
- Fluent in German (C1+) and English
- STEM degree (Master’s or PhD preferred)
- Up to €115,000 salary
- Office-based role in modern Braunschweig HQ (relocation support available)
- 30 days of holiday
- Generous employee discount on products
- Structured progression plan and L&D budget
- Annual capital-forming contributions (e.g., pension, savings)
- 2-stage interview process